CN113354568B - 一种对电子级氮甲基吡咯烷酮极限除水的方法 - Google Patents
一种对电子级氮甲基吡咯烷酮极限除水的方法 Download PDFInfo
- Publication number
- CN113354568B CN113354568B CN202110717844.8A CN202110717844A CN113354568B CN 113354568 B CN113354568 B CN 113354568B CN 202110717844 A CN202110717844 A CN 202110717844A CN 113354568 B CN113354568 B CN 113354568B
- Authority
- CN
- China
- Prior art keywords
- methyl pyrrolidone
- methylpyrrolidone
- electronic
- grade
- distillate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 19
- OTYYBJNSLLBAGE-UHFFFAOYSA-N CN1C(CCC1)=O.[N] Chemical compound CN1C(CCC1)=O.[N] OTYYBJNSLLBAGE-UHFFFAOYSA-N 0.000 title abstract description 8
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims abstract description 69
- 238000004821 distillation Methods 0.000 claims abstract description 16
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- LPNBBFKOUUSUDB-UHFFFAOYSA-N p-toluic acid Chemical compound CC1=CC=C(C(O)=O)C=C1 LPNBBFKOUUSUDB-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 238000005352 clarification Methods 0.000 claims abstract description 4
- 230000006837 decompression Effects 0.000 claims abstract description 3
- 229910021645 metal ion Inorganic materials 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 2
- 239000002516 radical scavenger Substances 0.000 abstract 1
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 description 5
- ZWLPBLYKEWSWPD-UHFFFAOYSA-N o-toluic acid Chemical compound CC1=CC=CC=C1C(O)=O ZWLPBLYKEWSWPD-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 125000003625 D-valyl group Chemical group N[C@@H](C(=O)*)C(C)C 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 150000002500 ions Chemical group 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
- C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D207/24—Oxygen or sulfur atoms
- C07D207/26—2-Pyrrolidones
- C07D207/263—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms
- C07D207/267—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to the ring nitrogen atom
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyrrole Compounds (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
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CN202110717844.8A CN113354568B (zh) | 2021-06-28 | 2021-06-28 | 一种对电子级氮甲基吡咯烷酮极限除水的方法 |
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CN202110717844.8A CN113354568B (zh) | 2021-06-28 | 2021-06-28 | 一种对电子级氮甲基吡咯烷酮极限除水的方法 |
Publications (2)
Publication Number | Publication Date |
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CN113354568A CN113354568A (zh) | 2021-09-07 |
CN113354568B true CN113354568B (zh) | 2024-04-12 |
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CN202110717844.8A Active CN113354568B (zh) | 2021-06-28 | 2021-06-28 | 一种对电子级氮甲基吡咯烷酮极限除水的方法 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112094216B (zh) * | 2020-09-15 | 2022-07-05 | 安徽晟捷新能源科技股份有限公司 | 一种具备吸附功能的高纯度n-甲基吡咯烷酮纯化装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB917945A (en) * | 1960-04-05 | 1963-02-13 | Minnesota Mining & Mfg | Improved process for the purification of pyrrolidone |
US4510316A (en) * | 1982-06-07 | 1985-04-09 | Cleary James W | Purification of N-methylpyrrolidone |
CN102001986A (zh) * | 2010-12-23 | 2011-04-06 | 上海化学试剂研究所 | 一种提升工业级n-甲基吡咯烷酮品质的方法 |
CN102399179A (zh) * | 2010-09-17 | 2012-04-04 | 上海化学试剂研究所 | 超纯n-甲基吡咯烷酮的生产方法 |
CN102531959A (zh) * | 2012-02-17 | 2012-07-04 | 西安航洁化工科技有限责任公司 | 一种去除工业用乙腈中所含少量水的方法 |
CN112979526A (zh) * | 2019-12-13 | 2021-06-18 | 四川熔增环保科技有限公司 | 一种高纯n-甲基吡咯烷酮的制备方法 |
-
2021
- 2021-06-28 CN CN202110717844.8A patent/CN113354568B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB917945A (en) * | 1960-04-05 | 1963-02-13 | Minnesota Mining & Mfg | Improved process for the purification of pyrrolidone |
US4510316A (en) * | 1982-06-07 | 1985-04-09 | Cleary James W | Purification of N-methylpyrrolidone |
CN102399179A (zh) * | 2010-09-17 | 2012-04-04 | 上海化学试剂研究所 | 超纯n-甲基吡咯烷酮的生产方法 |
CN102001986A (zh) * | 2010-12-23 | 2011-04-06 | 上海化学试剂研究所 | 一种提升工业级n-甲基吡咯烷酮品质的方法 |
CN102531959A (zh) * | 2012-02-17 | 2012-07-04 | 西安航洁化工科技有限责任公司 | 一种去除工业用乙腈中所含少量水的方法 |
CN112979526A (zh) * | 2019-12-13 | 2021-06-18 | 四川熔增环保科技有限公司 | 一种高纯n-甲基吡咯烷酮的制备方法 |
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Country or region after: China Address after: 231602 Chang Song Lu Dong, Hefei Circular Economy Demonstration Park, Feidong County, Hefei City, Anhui Province Applicant after: Hefei Zhongju Hecheng Electronic Material Co.,Ltd. Address before: 231602 Chang Song Lu Dong, Hefei Circular Economy Demonstration Park, Feidong County, Hefei City, Anhui Province Applicant before: Hefei zhongjuchen Electronic Materials Co.,Ltd. Country or region before: China |
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Application publication date: 20210907 Assignee: Anhui Xingtai Financial Leasing Co.,Ltd. Assignor: Hefei Zhongju Hecheng Electronic Material Co.,Ltd. Contract record no.: X2024980007033 Denomination of invention: A method for limiting water removal of electronic grade nitromethylpyrrolidone Granted publication date: 20240412 License type: Exclusive License Record date: 20240618 |
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Denomination of invention: A method for limiting water removal of electronic grade nitromethylpyrrolidone Granted publication date: 20240412 Pledgee: Anhui Xingtai Financial Leasing Co.,Ltd. Pledgor: Hefei Zhongju Hecheng Electronic Material Co.,Ltd. Registration number: Y2024980022856 |
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